Turns over freely and runs on air, there is some wear in the crosshead.
| length/inches | 10 |
| width/inches | 4 |
| height/inches | 5 |
| weight/kg | 2 |
| bore x stroke/inches | 5/8 x 1 1/4 |
| wheel material | cast iron flyhwheel |
| axlebox type | plain bearing |
| cylinder material | gunmetal |